Added error checking in XmlParser, added sample file

.gitignore

@@ -1 +1,2 @@
 *.o
+*.a

Makefile

@@ -3,7 +3,7 @@ SOURCE	= Src/main.cpp tinyxml2/tinyxml2.cpp
 INCLUDE	= -I tinyxml2 -I cxxopts/include -I Src
 OUT		= svd2cpp
 CC 		= g++
-FLAGS 	= -g -c -Wall
+FLAGS 	= -g -c -Wall -std=c++17
 
 all: $(OBJS)
 	$(CC) -g $(OBJS) -o $(OUT) $(LFLAGS)

Src/XmlParser.cpp

@@ -2,5 +2,15 @@
 #include <iostream>
 
 XmlParser::XmlParser(const std::string& inputFile){
-    std::cout << inputFile;
+    xmlDocument.LoadFile(inputFile.c_str());
+}
+std::optional<std::string> XmlParser::isError() const{
+    return xmlDocument.Error() ? std::optional<std::string>(xmlDocument.ErrorStr()) : std::nullopt;
+}
+
+void XmlParser::parseXml(){
+    root = xmlDocument.FirstChildElement();
+    if(root == nullptr)
+        return;
+    std::cout << root->GetText();
 }

Src/XmlParser.hpp

@@ -3,12 +3,17 @@
 
 #include <tinyxml2.h>
 #include <string>
+#include <optional>
+#include <memory>
 
 struct XmlParser{
     XmlParser(const std::string& inputFile);
+    std::optional<std::string> isError() const;
+    void parseXml();
 
 private:
-    
+    tinyxml2::XMLDocument xmlDocument;
+    tinyxml2::XMLElement* root;
 };
 
 #endif

Src/main.cpp

@@ -26,7 +26,13 @@ int main(int argc, char** argv){
     }
     catch(cxxopts::OptionException& ex){
         std::cout << ex.what() << std::endl;
-        return -1;
+        return 2;
     }
+    //Try to parse the file
     XmlParser xmlParser(inputFile);
+    if (auto err = xmlParser.isError()){
+        std::cout << "There was an error while reading " << inputFile << ":" << std::endl << *err << std::endl;
+        return 3;
+    }
+    xmlParser.parseXml();
 }